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Silmar® brand SIL66 resins are the most widely used for surfboard manufacturing in the industry. In fact, they are sold throughout the world. These resins feature low color, excellent UV-resistance plus remarkably stable viscosity and gel times.

Our SIL66BQ-249A has been the best-selling surfboard resin in the world with a sales volume that exceeds all other resin competitors combined. In 1961, in Hawthorne, California the Beach Boys developed their unique and lasting surfing sound. Silmar developed the unique and lasting quality of our SIL66BQ-249A also in Hawthorne, California, the same year, 1961.

This resin is used for surfboards, flooring, and coatings. It has low color and is FDA approvable. It has exceptionally good color and cures almost water clear in laminates or films. It has a low viscosity for easy wet out and is promoted for room temperature cure. We suggest this resin whenever color is of paramount importance. This resin is also suitable for flooring use in meat and poultry processing facilities that must conform to USDA requirements.

 249A Silmar- is the original blend surfboard resin and is the most popular with our customers for surfboard laminating.

 250A Silmar- is the 249A resin with a wax additive similar to candle wax,it is used to assist the cure of the resin and sand-ability. In the surfboard industry it is also called “Hot Coat” “Fill Coat” or “Sanding Coat”

 249ALH Silmar- Was designed to meet the regulations of California’s local government. This resin was a “ground up” formula designed to mimic the characteristics of the original 249A formula and is also available in a waxed system 250ALH.

 2880 Silmar is a newly designed resin in 2017, it is Silmar’s clearest and most UV stable resin, it has acrylic modifier that helps achieve this.


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